instrument

package
Version: v3.3.17+incompatible Latest Latest
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Published: Jun 3, 2020 License: MIT Imports: 1 Imported by: 0

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Constants

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Variables

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Functions

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Types

type Call

type Call interface {
	// Exec executes a function and records whether it succeeded or
	// failed, and the amount of time that it took.
	Exec(f ExecFn) error
}

Call allows tracking the successes, errors, and timing of functions.

func NewCall

func NewCall(scope tally.Scope, name string) Call

NewCall returns a Call that instruments a function using a given scope and a label to name the metrics. The following counters are created excluding {{ and }}: {{name}}+result_type=success {{name}}+result_type=error The following timers are created excluding {{ and }} and replacing . with the scope's separator: {{name}}.latency

type ExecFn

type ExecFn func() error

ExecFn is an executable function that can be instrumented with a Call.

Source Files

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